We've also collocated 2.4GHz and 900MHz radios using 2.4GHz frequency up/down converters in the same enclosure before without issues. The 900MHz radios implemented with the up/down converters have pretty good filters that block non-900MHz frequencies.
On Fri, 2008-06-13 at 16:15 -0400, Leon D. Zetekoff, NCE wrote: > * Kurt Fankhauser wrote, On 6/13/2008 3:56 PM: > > It is my understanding that the 900mhz cards are actually 2.4ghz with > > converters built in. So obviously putting a 900mhz card on the same board as > > a 2.4ghz card would be a bad idea. Now can I put them on the same tower? > > Lets say I put the 900mhz radio at the bottom and run some coax since 900mhz > > should have much less cable loss I should be able to do this. I'll leave the > > 2.4 stuff up top. But will the 900mhz antenna mounted in close proximity to > > the 2.4 antenna pick up the 2.4 and allow it to still cause interference to > > the radio below? Also would putting a 900mhz filter before the radio solve > > this? > > > Hi Kurt...we're currently doing this. We have two 2.4 cards and an SR9 > in one box at the top of a tower. On the same tower, lower down, we have > a box with two SR9s in it. I thought at first we might have some > problems but I think if you are shielded and the connections are good > and tight you shouldn't have much of a problem. If you want to isolate > physically then that shouldn't be an issue IMHO. > > LEoN > > > > > > Kurt Fankhauser > > WAVELINC > > P.O. Box 126 > > Bucyrus, OH 44820 > > 419-562-6405 > > www.wavelinc.com > > > > > > > > > > > > > > > > > > > > -------------------------------------------------------------------------------- > > WISPA Wants You! Join today! > > http://signup.wispa.org/ > > -------------------------------------------------------------------------------- > > > > WISPA Wireless List: [email protected] > > > > Subscribe/Unsubscribe: > > http://lists.wispa.org/mailman/listinfo/wireless > > > > Archives: http://lists.wispa.org/pipermail/wireless/ > > > > > > -------------------------------------------------------------------------------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: [email protected] > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ -------------------------------------------------------------------------------- WISPA Wants You! Join today! http://signup.wispa.org/ -------------------------------------------------------------------------------- WISPA Wireless List: [email protected] Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/
